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-rw-r--r--libbuild2/cxx/init.cxx33
1 files changed, 17 insertions, 16 deletions
diff --git a/libbuild2/cxx/init.cxx b/libbuild2/cxx/init.cxx
index bb6653d..a43dcb2 100644
--- a/libbuild2/cxx/init.cxx
+++ b/libbuild2/cxx/init.cxx
@@ -37,23 +37,23 @@ namespace build2
explicit
config_module (config_data&& d): cc::config_module (move (d)) {}
- virtual strings
+ virtual void
translate_std (const compiler_info&,
const target_triplet&,
scope&,
+ strings&,
const string*) const override;
};
using cc::module;
- strings config_module::
+ void config_module::
translate_std (const compiler_info& ci,
const target_triplet& tt,
scope& rs,
+ strings& mode,
const string* v) const
{
- strings r;
-
compiler_type ct (ci.id.type);
compiler_class cl (ci.class_);
uint64_t mj (ci.version.major);
@@ -104,6 +104,11 @@ namespace build2
string o;
+ auto prepend = [&mode, i = mode.begin ()] (string o) mutable
+ {
+ i = mode.insert (i, move (o)) + 1;
+ };
+
switch (cl)
{
case compiler_class::msvc:
@@ -182,7 +187,7 @@ namespace build2
}
if (!o.empty ())
- r.push_back (move (o));
+ prepend (move (o));
break;
}
@@ -257,7 +262,7 @@ namespace build2
}
if (!o.empty ())
- r.push_back (move (o));
+ prepend (move (o));
break;
}
@@ -275,7 +280,7 @@ namespace build2
// the experimenters to enjoy.
//
if (mj > 19 || (mj == 19 && mi >= 12))
- r.push_back ("/permissive-");
+ prepend ("/permissive-");
break;
}
@@ -301,14 +306,14 @@ namespace build2
//
if (mj > 19 || (mj == 19 && mi >= (l ? 10 : 12)))
{
- r.push_back (
+ prepend (
mj > 19 || mi >= 24 ?
"/D__cpp_modules=201810" : // p1103 (merged modules)
mj == 19 || mi >= 12 ?
"/D__cpp_modules=201704" : // p0629r0 (export module M;)
"/D__cpp_modules=201703"); // n4647 ( module M;)
- r.push_back ("/experimental:module");
+ prepend ("/experimental:module");
modules = true;
}
break;
@@ -328,7 +333,7 @@ namespace build2
// Currently defines __cpp_modules=201810 which is said to
// correspond to p1103 (merged modules).
//
- r.push_back ("-fmodules-ts");
+ prepend ("-fmodules-ts");
modules = true;
}
break;
@@ -350,8 +355,8 @@ namespace build2
//
if (l)
{
- r.push_back ("-D__cpp_modules=201704"); // p0629r0
- r.push_back ("-fmodules-ts");
+ prepend ("-D__cpp_modules=201704"); // p0629r0
+ mode.push_back ("-fmodules-ts"); // For the hack to work.
modules = true;
}
break;
@@ -364,8 +369,6 @@ namespace build2
rs.assign (v_m) = modules;
//rs.assign (v_c) = concepts;
-
- return r;
}
static const char* const hinters[] = {"c", nullptr};
@@ -627,8 +630,6 @@ namespace build2
cast<strings> (rs[cm.x_mode]),
cast<target_triplet> (rs[cm.x_target]),
- cm.tstd,
-
modules,
symexport,